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发明名称
Window screen shade and ventilator
摘要
申请公布号
US2040853(A)
申请公布日期
1936.05.19
申请号
US19350016906
申请日期
1935.04.17
申请人
KAUFFMAN CHARLES A;DAVIDSON HAROLD W
发明人
KAUFFMAN CHARLES A.;DAVIDSON HAROLD W.
分类号
E06B7/082
主分类号
E06B7/082
代理机构
代理人
主权项
地址
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